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-rw-r--r--var/spack/repos/builtin/packages/petsc/package.py11
-rw-r--r--var/spack/repos/builtin/packages/tandem/package.py4
2 files changed, 13 insertions, 2 deletions
diff --git a/var/spack/repos/builtin/packages/petsc/package.py b/var/spack/repos/builtin/packages/petsc/package.py
index 61acffb77c..498a3723f9 100644
--- a/var/spack/repos/builtin/packages/petsc/package.py
+++ b/var/spack/repos/builtin/packages/petsc/package.py
@@ -139,6 +139,13 @@ class Petsc(Package, CudaPackage, ROCmPackage):
)
variant("cgns", default=False, description="Activates support for CGNS (only parallel)")
variant("memkind", default=False, description="Activates support for Memkind")
+ variant(
+ "memalign",
+ default="none",
+ description="Specify alignment of allocated arrays",
+ values=("4", "8", "16", "32", "64", "none"),
+ multi=False,
+ )
variant("p4est", default=False, description="Activates support for P4Est (only parallel)")
variant("saws", default=False, description="Activates support for Saws")
variant("libyaml", default=False, description="Activates support for YAML")
@@ -413,6 +420,10 @@ class Petsc(Package, CudaPackage, ROCmPackage):
if "+knl" in spec:
options.append("--with-avx-512-kernels")
options.append("--with-memalign=64")
+ elif self.spec.variants["memalign"].value != "none":
+ alignement = self.spec.variants["memalign"].value
+ options.append(f"--with-memalign={alignement}")
+
if "+X" in spec:
options.append("--with-x=1")
else:
diff --git a/var/spack/repos/builtin/packages/tandem/package.py b/var/spack/repos/builtin/packages/tandem/package.py
index bb294834db..7d1dd42a45 100644
--- a/var/spack/repos/builtin/packages/tandem/package.py
+++ b/var/spack/repos/builtin/packages/tandem/package.py
@@ -43,9 +43,9 @@ class Tandem(CMakePackage):
depends_on("libxsmm@1.17 +generator", when="+libxsmm target=x86_64:")
depends_on("lua@5.3.2:5.4.4")
depends_on("eigen@3.4.0")
+
depends_on("zlib-api")
- depends_on("zlib@1.2.8:1.2.13", when="^zlib")
- depends_on("petsc@3.14.6:3.18.5 +int64 +mumps +scalapack")
+ depends_on("petsc@3.14.6:3.18.5 +int64 +mumps +scalapack memalign=32")
depends_on("petsc@3.14.6:3.18.5 +int64 +mumps +scalapack +knl", when="target=skylake:")
# see https://github.com/TEAR-ERC/tandem/issues/45
conflicts("%intel")